<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>测试管理平台</title>
    <style>

        #box{
        margin:0px;
        padding:10px;
        background:#f5f9f8;
        font-size:20px;
        }
        #nva{
        color:white;
        background:#4e6ef2;
        font-size:45px;
        margin:0px;
        padding:10px;}
    </style>
</head>
<body>
<div>
<p  id="nva">测试管理平台</p>
    </div>
{% block content%}

{% endblock%}

</body>
</html>